JP3340190B2 - 判断フィードバック等化方法およびその装置 - Google Patents

判断フィードバック等化方法およびその装置

Info

Publication number
JP3340190B2
JP3340190B2 JP15763593A JP15763593A JP3340190B2 JP 3340190 B2 JP3340190 B2 JP 3340190B2 JP 15763593 A JP15763593 A JP 15763593A JP 15763593 A JP15763593 A JP 15763593A JP 3340190 B2 JP3340190 B2 JP 3340190B2
Authority
JP
Japan
Prior art keywords
code
matrix
noise
decision
whitening
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP15763593A
Other languages
English (en)
Japanese (ja)
Other versions
JPH06284053A (ja
Inventor
カレ・ガシャン カワ
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Orange SA
Original Assignee
France Telecom SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by France Telecom SA filed Critical France Telecom SA
Publication of JPH06284053A publication Critical patent/JPH06284053A/ja
Application granted granted Critical
Publication of JP3340190B2 publication Critical patent/JP3340190B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
    • H04L25/03019—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception
    • H04L25/03057—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a recursive structure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03993—Noise whitening
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/03433—Arrangements for removing intersymbol interference characterised by equaliser structure
    • H04L2025/03439—Fixed structures
    • H04L2025/03445—Time domain
    • H04L2025/03471—Tapped delay lines
    • H04L2025/03484—Tapped delay lines time-recursive
    • H04L2025/0349—Tapped delay lines time-recursive as a feedback filter
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/03592—Adaptation methods
    • H04L2025/03598—Algorithms
    • H04L2025/03605—Block algorithms

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Noise Elimination (AREA)
  • Filters That Use Time-Delay Elements (AREA)
JP15763593A 1992-06-26 1993-06-28 判断フィードバック等化方法およびその装置 Expired - Lifetime JP3340190B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9207917 1992-06-26
FR9207917A FR2693062B1 (fr) 1992-06-26 1992-06-26 Procédé et dispositif égaliseur à retour de décisions pour la transmission par blocs de symboles d'information.

Publications (2)

Publication Number Publication Date
JPH06284053A JPH06284053A (ja) 1994-10-07
JP3340190B2 true JP3340190B2 (ja) 2002-11-05

Family

ID=9431267

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15763593A Expired - Lifetime JP3340190B2 (ja) 1992-06-26 1993-06-28 判断フィードバック等化方法およびその装置

Country Status (5)

Country Link
US (1) US5436929A (de)
EP (1) EP0576359B1 (de)
JP (1) JP3340190B2 (de)
DE (1) DE69320265T2 (de)
FR (1) FR2693062B1 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5790598A (en) * 1996-03-01 1998-08-04 Her Majesty The Queen In Right Of Canada Block decision feedback equalizer
ES2236784T3 (es) * 1997-01-31 2005-07-16 Alcatel Metodo y dispositivo para intercalar y desintercalar datos digitales y sistema de comunicacion.
IT1295863B1 (it) * 1997-10-22 1999-05-28 Telital Spa Metodo e apparato di trasmissione e ricezione di segnali digitali e stima dei canali di comunicazione
FR2776872B1 (fr) * 1998-03-25 2000-06-02 Nortel Matra Cellular Procede d'egalisation numerique, et recepteur de radiocommunication mettant en oeuvre un tel procede
US6151358A (en) * 1999-08-11 2000-11-21 Motorola, Inc. Method and apparatus, and computer program for producing filter coefficients for equalizers
FR2802041A1 (fr) * 1999-12-07 2001-06-08 Koninkl Philips Electronics Nv Methode de detection de blocs pour canal soumis a evanouissement
US6760374B1 (en) 2000-09-19 2004-07-06 Rockwell Collins, Inc. Block decision feedback equalization method and apparatus
US6763064B1 (en) 2000-09-21 2004-07-13 Rockwell Collins Block decision directed equalization method and apparatus
US7050513B1 (en) * 2001-02-20 2006-05-23 Comsys Communications & Signal Processing Ltd. Block based channel tracking using weighted recursive least squares
US6847917B2 (en) * 2001-05-24 2005-01-25 Simmonds Precision Products, Inc. Method and apparatus for selecting condition indicators in determining the health of a component
US7010030B2 (en) * 2001-07-20 2006-03-07 Koninklijke Philips Electronics N.V. Software definable block adaptive decision feedback equalizer
US7006564B2 (en) * 2001-08-15 2006-02-28 Intel Corporation Adaptive equalizer
AU2002365047A1 (en) * 2001-12-19 2003-07-09 Globespanvirata Incorporated Method and apparatus for cascaded feedforward filtering in a decision feedback equalizer
JP2003242133A (ja) * 2002-02-19 2003-08-29 Matsushita Electric Ind Co Ltd 行列演算装置
WO2005003291A2 (en) * 2002-10-16 2005-01-13 Board Of Regents Of The University Of Texas System Bead bound combinatorial oligonucleoside phosphorothioate and phosphorodithioate aptamer libraries
WO2004079585A1 (ja) * 2003-03-07 2004-09-16 Matsushita Electric Industrial Co., Ltd. 行列演算装置
WO2005034406A2 (en) * 2003-09-25 2005-04-14 Interdigital Technology Corporation Method and system for enhancing reception of wireless communication signals
AU2005203278A1 (en) * 2004-08-12 2006-03-02 Nec Australia Pty Ltd Method for calculating filter coefficients for an equaliser in a communication receiver
AU2005244521A1 (en) * 2004-12-20 2006-07-06 Nec Australia Pty Ltd Computing filter coefficients for an equaliser in a communication receiver
US7542508B2 (en) * 2005-04-21 2009-06-02 Lsi Logic Corporation Continuous-time decision feedback equalizer

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4644562A (en) * 1985-08-28 1987-02-17 At&T Company Combined cross polarization interference cancellation and intersymbol interference equalization for terrestrial digital radio systems
EP0293620A1 (de) * 1987-05-25 1988-12-07 BBC Brown Boveri AG Signalübertragungsverfahren
NL8701333A (nl) * 1987-06-09 1989-01-02 Philips Nv Inrichting voor het bestrijden van intersymboolinterferentie en ruis.
US5031195A (en) * 1989-06-05 1991-07-09 International Business Machines Corporation Fully adaptive modem receiver using whitening matched filtering

Also Published As

Publication number Publication date
DE69320265D1 (de) 1998-09-17
DE69320265T2 (de) 1999-04-15
EP0576359A1 (de) 1993-12-29
US5436929A (en) 1995-07-25
JPH06284053A (ja) 1994-10-07
FR2693062B1 (fr) 1994-09-23
EP0576359B1 (de) 1998-08-12
FR2693062A1 (fr) 1993-12-31

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